CVE-2026-25897: ImageMagick has heap overflow in sun decoder on 32-bit systems that can result in out of bounds write

Published Feb 24, 2026
·
Updated

An Integer Overflow vulnerability exists in the sun decoder. On 32-bit systems/builds, a carefully crafted image can lead to an out of bounds heap write.

================================================================= ==1967675==ERROR: AddressSanitizer: heap-buffer-overflow on address 0xf190b50e at pc 0x5eae8777 bp 0xffb0fdd8 sp 0xffb0fdd0 WRITE of size 1 at 0xf190b50e thread T0

Other sources

ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 7.1.2-15 and 6.9.13-40, an Integer Overflow vulnerability exists in the sun decoder. On 32-bit systems/builds, a carefully crafted image can lead to an out of bounds heap write. Versions 7.1.2-15 and 6.9.13-40 contain a patch.

— NVD

Affected Software

26 affected componentsFixes available
ImageMagick ImageMagick<7.1.2-15, <6.9.13-40
nuget/magick.net-q8-x86<14.10.3
14.10.3
nuget/magick.net-q8-x64<14.10.3
14.10.3
nuget/magick.net-q8-arm64<14.10.3
14.10.3
nuget/magick.net-q8-openmp-x64<14.10.3
14.10.3
nuget/magick.net-q8-openmp-arm64<14.10.3
14.10.3
nuget/magick.net-q8-anycpu<14.10.3
14.10.3
nuget/magick.net-q16-x86<14.10.3
14.10.3
nuget/magick.net-q16-x64<14.10.3
14.10.3
nuget/magick.net-q16-arm64<14.10.3
14.10.3
nuget/magick.net-q16-openmp-x86<14.10.3
14.10.3
nuget/magick.net-q16-openmp-x64<14.10.3
14.10.3
nuget/magick.net-q16-openmp-arm64<14.10.3
14.10.3
nuget/magick.net-q16-hdri-x86<14.10.3
14.10.3
nuget/magick.net-q16-hdri-x64<14.10.3
14.10.3
nuget/magick.net-q16-hdri-arm64<14.10.3
14.10.3
nuget/magick.net-q16-hdri-openmp-x64<14.10.3
14.10.3
nuget/magick.net-q16-hdri-openmp-arm64<14.10.3
14.10.3
nuget/magick.net-q16-hdri-anycpu<14.10.3
14.10.3
nuget/magick.net-q16-anycpu<14.10.3
14.10.3
ImageMagick ImageMagick<6.9.13-40
ImageMagick ImageMagick>=7.0.0-0<7.1.2-15
debian/imagemagick<=8:6.9.11.60+dfsg-1.3+deb11u4, <=8:6.9.11.60+dfsg-1.6+deb12u5, <=8:7.1.1.43+dfsg1-1+deb13u5
8:6.9.11.60+dfsg-1.3+deb11u128:6.9.11.60+dfsg-1.6+deb12u98:7.1.1.43+dfsg1-1+deb13u88:7.1.2.18+dfsg1-18:7.1.2.21+dfsg1-1
alpine/imagemagick>=7.0.0-0<7.1.2.15-r0
7.1.2.15-r0
alpine/imagemagick>=7.0.0-0<7.1.2.15-r0
7.1.2.15-r0
alpine/imagemagick>=7.0.0-0<7.1.2.15-r0
7.1.2.15-r0

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade nuget/Magick.NET-Q8-x86 to a version that resolves this vulnerability.

    Fixed in 14.10.3
  2. Upgrade

    Upgrade nuget/Magick.NET-Q8-x64 to a version that resolves this vulnerability.

    Fixed in 14.10.3
  3. Upgrade

    Upgrade nuget/Magick.NET-Q8-arm64 to a version that resolves this vulnerability.

    Fixed in 14.10.3
  4. Upgrade

    Upgrade nuget/Magick.NET-Q8-OpenMP-x64 to a version that resolves this vulnerability.

    Fixed in 14.10.3
  5. Upgrade

    Upgrade nuget/Magick.NET-Q8-OpenMP-arm64 to a version that resolves this vulnerability.

    Fixed in 14.10.3
  6. Upgrade

    Upgrade nuget/Magick.NET-Q8-AnyCPU to a version that resolves this vulnerability.

    Fixed in 14.10.3
  7. Upgrade

    Upgrade nuget/Magick.NET-Q16-x86 to a version that resolves this vulnerability.

    Fixed in 14.10.3
  8. Upgrade

    Upgrade nuget/Magick.NET-Q16-x64 to a version that resolves this vulnerability.

    Fixed in 14.10.3
  9. Upgrade

    Upgrade nuget/Magick.NET-Q16-arm64 to a version that resolves this vulnerability.

    Fixed in 14.10.3
  10. Upgrade

    Upgrade nuget/Magick.NET-Q16-OpenMP-x86 to a version that resolves this vulnerability.

    Fixed in 14.10.3
  11. Upgrade

    Upgrade nuget/Magick.NET-Q16-OpenMP-x64 to a version that resolves this vulnerability.

    Fixed in 14.10.3
  12. Upgrade

    Upgrade nuget/Magick.NET-Q16-OpenMP-arm64 to a version that resolves this vulnerability.

    Fixed in 14.10.3
  13. Upgrade

    Upgrade nuget/Magick.NET-Q16-HDRI-x86 to a version that resolves this vulnerability.

    Fixed in 14.10.3
  14. Upgrade

    Upgrade nuget/Magick.NET-Q16-HDRI-x64 to a version that resolves this vulnerability.

    Fixed in 14.10.3
  15. Upgrade

    Upgrade nuget/Magick.NET-Q16-HDRI-arm64 to a version that resolves this vulnerability.

    Fixed in 14.10.3
  16. Upgrade

    Upgrade nuget/Magick.NET-Q16-HDRI-OpenMP-x64 to a version that resolves this vulnerability.

    Fixed in 14.10.3
  17. Upgrade

    Upgrade nuget/Magick.NET-Q16-HDRI-OpenMP-arm64 to a version that resolves this vulnerability.

    Fixed in 14.10.3
  18. Upgrade

    Upgrade nuget/Magick.NET-Q16-HDRI-AnyCPU to a version that resolves this vulnerability.

    Fixed in 14.10.3
  19. Upgrade

    Upgrade nuget/Magick.NET-Q16-AnyCPU to a version that resolves this vulnerability.

    Fixed in 14.10.3
  20. Upgrade

    Upgrade debian/imagemagick to a version that resolves this vulnerability.

    Fixed in 8:6.9.11.60+dfsg-1.3+deb11u12Fixed in 8:6.9.11.60+dfsg-1.6+deb12u9Fixed in 8:7.1.1.43+dfsg1-1+deb13u8Fixed in 8:7.1.2.18+dfsg1-1Fixed in 8:7.1.2.21+dfsg1-1
  21. Upgrade

    Upgrade alpine/imagemagick to a version that resolves this vulnerability.

    Fixed in 7.1.2.15-r0
  22. Upgrade

    Upgrade ImageMagick to a version that resolves this vulnerability.

    Fixed in 7.1.2-15
  23. Upgrade

    Upgrade ImageMagick to a version that resolves this vulnerability.

    Fixed in 6.9.13-40

Event History

Feb 24, 2026
CVE Published
via MITRE·01:16 AM
Data Sourced
via MITRE·01:16 AM
DescriptionSeverityWeakness
Data Sourced
via NVD·02:16 AM
DescriptionSeverityWeaknessAffected Software
Data Sourced
via OSV·02:16 AM
DescriptionSeverityAffected Software
Advisory Published
via GitHub·03:38 PM
Data Sourced
via GitHub·03:38 PM
DescriptionSeverityWeaknessAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Peer vulnerabilities

Found alongside the following vulnerabilities.

Frequently Asked Questions

1

What is the severity of CVE-2026-25897?

CVE-2026-25897 is classified as a critical vulnerability due to its potential for heap overflow and out-of-bounds writes on 32-bit systems.

2

How do I fix CVE-2026-25897?

To fix CVE-2026-25897, upgrade ImageMagick to version 7.1.2-15 or 6.9.13-40 or later.

3

Which versions of ImageMagick are affected by CVE-2026-25897?

CVE-2026-25897 affects versions of ImageMagick prior to 7.1.2-15 and 6.9.13-40.

4

What systems are primarily impacted by CVE-2026-25897?

CVE-2026-25897 primarily impacts 32-bit systems when processing specially crafted images.

5

Is there a workaround for CVE-2026-25897?

Currently, the recommended workaround for CVE-2026-25897 is to upgrade to a non-vulnerable version of ImageMagick.

Company

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